rollup merge of #21830: japaric/for-cleanup

Conflicts:
	src/librustc/metadata/filesearch.rs
	src/librustc_back/target/mod.rs
	src/libstd/os.rs
	src/libstd/sys/windows/os.rs
	src/libsyntax/ext/tt/macro_parser.rs
	src/libsyntax/print/pprust.rs
	src/test/compile-fail/issue-2149.rs

1 files changed, 2 insertions, 2 deletions

diff --git a/src/libunicode/normalize.rs b/src/libunicode/normalize.rs
index c6f86ccd9d4..e35634ac465 100644
--- a/src/libunicode/normalize.rs
+++ b/src/libunicode/normalize.rs
@@ -52,7 +52,7 @@ fn d<F>(c: char, i: &mut F, k: bool) where F: FnMut(char) {
     // First check the canonical decompositions
     match bsearch_table(c, canonical_table) {
         Some(canon) => {
-            for x in canon.iter() {
+            for x in canon {
                 d(*x, i, k);
             }
             return;
@@ -66,7 +66,7 @@ fn d<F>(c: char, i: &mut F, k: bool) where F: FnMut(char) {
     // Then check the compatibility decompositions
     match bsearch_table(c, compatibility_table) {
         Some(compat) => {
-            for x in compat.iter() {
+            for x in compat {
                 d(*x, i, k);
             }
             return;